This code include LDA and PCA dimension reduction implementations, and use hand written number 7 and 9 as example to show the difference of projected hyperplate of those two.

The data is in the form of vectors with 256 elements, which corresponding to 16x16 gray images. Digit Number 7

Digit Number 9

1D

2D

3D

1D

2D

3D

I won't tell you, try hard

Mr.Wu
Oregon State University
U.S.A
Email